Its woven knitted design is breathable, preventing water pooling and strong wind. Blocks up to 95 of harmful UV rays, our Shade Sails, Built to endure sun exposure, it resists UV and fading while providing a noticeable temperature reduction of up to 15 degrees compared to unshaded areas. STAINLESS D-RINGS & ROBUST EDGES: The edges feature robust double-layer stitching to prevent fraying and maintain the Shade Sail's form. Stainless steel D-Rings are affixed to each corner for effortless installation, while all corners are constructed with extra stitching to maximize the strength of D-rings. Installation: 1. Estimate the shade area you want. 2. Use the hardware kit to attach it to a roof, tree or concrete wall. 3. For cable connections, maintain a 0.5 - 2 foot space between the D-ring and rod. Colour:Yellow Material:PE Size:1x1x1 Meter Package Contents: 3 * PE drawstring 3 * spring hook 1 * shade sail Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.